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Finding the Fourth Proportional to 219,101.98, 302,374.56 and 123,573.82

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Solution

The fourth proportional to 219,101.98, 302,374.56 and 123,573.82 is: 170,539.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,101.98 : 302,374.56 = 123,573.82 : x
  2. Step 2: Convert to fraction form
    219,101.98/302,374.56 = 123,573.82/x
  3. Step 3: Cross multiply
    219,101.98x = 302,374.56 × 123,573.82
  4. Step 4: Simplify right side
    219,101.98x = 37,365,579,450.02
  5. Step 5: Solve for x
    x = 37,365,579,450.02/219,101.98
  6. Step 6: Final answer
    x = 170,539.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.